Home / 12,645,518.24-17,448,957.82-7,063,076.88

Finding the Fourth Proportional to 12,645,518.24, 17,448,957.82 and 7,063,076.88

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Solution

The fourth proportional to 12,645,518.24, 17,448,957.82 and 7,063,076.88 is: 9,746,008.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,645,518.24 : 17,448,957.82 = 7,063,076.88 : x
  2. Step 2: Convert to fraction form
    12,645,518.24/17,448,957.82 = 7,063,076.88/x
  3. Step 3: Cross multiply
    12,645,518.24x = 17,448,957.82 × 7,063,076.88
  4. Step 4: Simplify right side
    12,645,518.24x = 123,243,330,558,537.20
  5. Step 5: Solve for x
    x = 123,243,330,558,537.20/12,645,518.24
  6. Step 6: Final answer
    x = 9,746,008.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.